The following couples plan to marry and want to know thechance of having a child with the following diseases. You are agenetic counselor who needs to answer their questions. Write outthe genotypes of the crosses and perform a Punnett square todetermine the probability of the child inheriting thedisease.
           a. an affected father and carrier mother for color blindness(X-linked recessive)
           b. an unaffected father and a carrier mother for hemophilia(X-linked recessive)
           c. an unaffected father and an unaffected mother for colorblindness
           d. an affected father and an unaffected mother for colorblindness
